During October 2025, Ejfn focused on backend reliability improvements for the google/adk-python repository, specifically targeting the ADK Web Server’s eval and graph endpoints. Ejfn addressed a bug in App object handling by ensuring the root agent was correctly extracted and utilized, replacing App objects with BaseAgent where appropriate. This adjustment improved endpoint stability and reduced runtime errors, facilitating smoother downstream analytics and integration. Working primarily with Python and leveraging API development skills, Ejfn’s contribution demonstrated a methodical approach to backend problem-solving. The work reflected a focused, in-depth effort to enhance correctness and maintainability within a complex server environment.